Home / 11,659,737.60-17,465,986.80-6,605,143.20

Finding the Fourth Proportional to 11,659,737.60, 17,465,986.80 and 6,605,143.20

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Solution

The fourth proportional to 11,659,737.60, 17,465,986.80 and 6,605,143.20 is: 9,894,334.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659,737.60 : 17,465,986.80 = 6,605,143.20 : x
  2. Step 2: Convert to fraction form
    11,659,737.60/17,465,986.80 = 6,605,143.20/x
  3. Step 3: Cross multiply
    11,659,737.60x = 17,465,986.80 × 6,605,143.20
  4. Step 4: Simplify right side
    11,659,737.60x = 115,365,343,943,309.77
  5. Step 5: Solve for x
    x = 115,365,343,943,309.77/11,659,737.60
  6. Step 6: Final answer
    x = 9,894,334.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.